TM 10-3930-675-24-1
TROUBLESHOOTING PROCEDURES (NON-ERROR CODE) - CONTINUED
0007 00
Table 2. Electrical Troubleshooting Procedures (Non-Error Code) - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. Front/Rear Side Marker Light(s) or
c. If switch is good, use the
Taillight(s) Do Not Operate When Headlight
wiring diagram to check the
Switch is Turned On - Continued.
continuity of wires 61 and A61
(WP 0048 00-41).
d. Repair or replace damaged
wires or connectors (WP 0113
00).
6. Check voltage (24V) at F22 Replace damaged or faulty circuit
and F23 with the headlight breaker (WP 0074 00).
switch on.
7. Check voltage (24V) at X11 a. If no voltage is found at any
pin 1, X12 pin 7, X14 pin 2,
pin, check continuity, using
X14 pin 9, X15 pin 2, and X15
the wiring diagram, of wires
pin 7 with the headlight switch
A149, A157, A149B, A149A,
turned on.
A157A, and A157B (WP 0048
00-41).
b. Repair or replace damaged
wires or connectors (WP 0113
00).
8. Check continuity, using the Replace damaged or open harness
wiring diagram, of the marker or connectors (WP 0113 00).
and taillight wiring harnesses
from X11 pin 1 to left front
marker, X12 pin 7 to the right
front marker, X15 pin 2 to the
left rear marker, X14 pin 2 to
the right rear marker, X14 pin
9 to the right taillight, and X15
pin 7 to the left taillight.
USMC includes additional
connectors to the marker
and taillights at the fender
brackets (X11A, X12A,
X14A, and X15A).
3. Stoplight(s) Do Not Operate When Brake Pedal 1. Check position of blackout Place blackout drive/marker light
is Pressed.
drive/marker light switch.
switch in OFF position.
2. Check circuit breaker F10 for a. Reset circuit
breaker
as
trip.
required.
0007 00-22
